Al Qaida

In December 2009, an al-Qaida mole believed to be a CIA informant detonated a suicide bomb inside a fortified military base in Pakistan, killing seven CIA employees. Reporter Joby Warrick writes about the man who pulled off the attack — and explains how he did it — in The Triple Agent.

CNN's national security analysts Peter Bergen just returned from Pakistan, where he just returned from Pakistan, where he visited the town where Osama bin Laden was killed. He talks about the various conspiracy theories surrounding bin Laden's death -- and how al-Qaide has changed in recent years.

America's anti-terrorism strategy has evolved in the years after the Sept. 11 attacks. New York Times reporters Thom Shanker and Eric Schmitt explain some of the tactics used by the United States over the past decade to disrupt al-Quaida both in real life and online.

Former FBI agent and interrogator Ali Soufan talks about dysfunction and rivalries inside the government's counterterrorism agencies that led to missed opportunities — as well as the ineffectiveness of enhanced interrogation techniques on collecting intelligence.

In his new book, journalist Gregory Johnsen charts the rise of Yemen as a haven for al-Qaida and explores the recent history of radical Islam in the Arabian Peninsula. The death of Osama bin Laden, he says, had more of an effect on the U.S. psyche than it did on people in Yemen.

Adam Nossiter, the West Africa bureau chief for The New York Times, is one of the few reporters covering the situation in northern Mali, where Islamist extremists allied with al-Qaida have taken control after a coup destabilized the country in April.

The journalist who covered the war in Iraq, and its aftermath, details the militant Sunni Islamist group, the power it has in Iraq and Syria and how its war is destabilizing neighboring countries.

Last year, journalist Rukmini Callimachi found thousands of al-Qaida documents in Timbuktu in Mali. She tells Fresh Air about al-Quaida's strategy of kidnapping Europeans and demanding ransoms.

Reporter Gregory Johnsen talks with Fresh Air's Dave Davies about the humanitarian crisis in Yemen and how the chaos is impacting the U.S. fight against al-Qaida. Johnsen describes a country torn apart.

Clint Watts developed online relationships with terrorists and their sympathizers in order to understand and undermine terror networks. He also researched Russian efforts to influence U.S. elections.

As the 20th anniversary of the Sept. 11, 2001, attacks approaches, a new biography by journalist Peter Bergen traces Osama bin Laden's path from a shy, religious teenager to the leader of a global jihadist group dedicated to mass murder.